Austin Area Reservoirs: Monitored Water Supply Reservoirs are 88.4% full on 2025-10-31

Historical Data

Date Percent Full Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Today 2025-10-31 88.4 2,003,924 1,973,081 2,232,539
Yesterday 2025-10-30 88.4 2,005,507 1,974,664 2,232,539
2 days ago 2025-10-29 88.6 2,008,702 1,977,859 2,232,539
1 week ago 2025-10-24 88.3 2,001,273 1,970,430 2,232,539
1 month ago 2025-09-30 90.3 2,046,643 2,015,800 2,232,539
3 months ago 2025-07-31 95.3 2,177,657 2,127,330 2,232,539
6 months ago 2025-04-30 51.2 1,174,787 1,143,944 2,232,539
1 year ago 2024-10-31 58.5 1,311,498 1,280,655 2,188,052
*

 Percent Full is based on Conservation Storage and Conservation Capacity and doesn't account for storage in flood pool.

Area Map

Reservoir Storage

Reservoir Type Percent Full Water Level
(ft)
Height Above Conservation Pool
(ft)
Reservoir Storage
(acre-ft)
Conservation Storage
(acre-ft)
Conservation Capacity
(acre-ft)
Surface Area
(acres)
Buchanan Water Supply 95.3 1,018.16 -1.84 839,400 825,738 866,694 22,085
Georgetown Water Supply and Flood Control 73.1 782.42 -8.58 27,832 27,769 38,005 1,081
Stillhouse Hollow Water Supply and Flood Control 99.0 621.63 -0.37 227,513 227,427 229,796 6,376
Travis Water Supply and Flood Control 81.2 669.35 -11.65 909,179 892,147 1,098,044 16,276